void OnTriggerExit2D(Collider2D collider)
{
if (collider.GetType() == typeof(BoxCollider2D))
{
if (collider.gameObject.layer == 8)
{
m_ZombieState = ZombieAIState.Idle;
}
}
}
void OnTriggerEnter2D(Collider2D collider)
{
if (collider.gameObject.layer == 8)
{
if (collider.GetType() == typeof(BoxCollider2D))
{
m_ZombieState = ZombieAIState.Seeking;
m_Target = collider.gameObject;
}
if (collider.GetType() == typeof(CircleCollider2D))
{
m_Animator.SetBool("isAttacking", true);
}
}
}
void Update()
{
if (aiState == ZombieAIState.idle || aiState == ZombieAIState.wandering)
{
RaycastHit hitInfo;
Physics.SphereCast(transform.position, currentCastRadius, transform.forward, out hitInfo, currentCastRadius, playerLayerMask);
if (hitInfo.transform != null)
{
target = hitInfo.transform.gameObject.GetComponent <Player>();
aiState = ZombieAIState.chasing;
}
}
if (aiState == ZombieAIState.chasing)
{
if (target == null)
{
aiState = ZombieAIState.idle;
return;
}
rigid.MovePosition(Vector3.MoveTowards(transform.position, target.transform.position, moveSpeed * Time.deltaTime));
float distanceToTarget = Vector3.Distance(transform.position, target.transform.position);
if (distanceToTarget > currentCastRadius * 1.4f)
{
aiState = ZombieAIState.idle;
}
else if (distanceToTarget < 2 && readyToAttack)
{
StartCoroutine(Attack());
}
}
}
void CheckDistance()
{
if (!FollowTarget)
{
//TODO CALL IDLE ANIM
FollowState = ZombieAIState.Idle;
return;
}
float distancea = (FollowTarget.position - transform.position).magnitude;
if (distancea <= AttackDistance)
{
Vector3 destinya = FollowTarget.position;
destinya.y = transform.position.y;
transform.LookAt(destinya);
StartCoroutine(Attack());
}
if (distancea > ApproachDistance)
{
FollowState = ZombieAIState.Moving;
//TODO CALL WALK ANIM
}
}
//修改状态
public void SetZombieState(ZombieAIState zombieAIState)
{
zombieState = zombieAIState;
}
//静态创建所有状态
//并初始化当前状态为1
void InitializeAIState()
{
partolState = new PatrolState(this);
chasingState = new ChasingState(this);
zombieState = partolState;
}
void Update()
{
var status = GetComponent <CharacterStatus>();
CharacterController controller = GetComponent <CharacterController>();
PlayerObjects = GameObject.FindGameObjectsWithTag("Player");
if (PlayerObjects.Length > 0)
{
FollowTarget = FindClosest().transform;
}
if (status.IsFear)
{
CancelAttack = true;
Vector3 lui = transform.TransformDirection(Vector3.back);
controller.Move(lui * 5 * Time.deltaTime);
return;
}
if (Freeze || status.Freeze)
{
return;
}
if (!FollowTarget)
{
return;
}
if (FollowState == ZombieAIState.Moving)
{
float distance = (FollowTarget.position - transform.position).magnitude;
if (distance <= ApproachDistance)
{
FollowState = ZombieAIState.Pausing;
//TODO CALL IDLE ANIMATION
}
else if (distance >= LostSight)
{
status.Health = status.MaxHealth;
FollowState = ZombieAIState.Idle;
//TODO CALL IDLE ANIMATION
}
else
{
Vector3 forward = transform.TransformDirection(Vector3.forward);
controller.Move(forward * Speed * Time.deltaTime);
Vector3 destiny = FollowTarget.position;
destiny.y = transform.position.y;
transform.LookAt(destiny);
}
if (distance <= AttackDistance)
{
StartCoroutine(Attack());
}
}
else if (FollowState == ZombieAIState.Pausing)
{
Vector3 destinya = FollowTarget.position;
destinya.y = transform.position.y;
transform.LookAt(destinya);
Distance = (transform.position - GetDestination()).magnitude;
if (Distance > ApproachDistance)
{
FollowState = ZombieAIState.Moving;
//TODO WALK ANIMATION
}
}
//----------------Idle Mode--------------
else if (FollowState == ZombieAIState.Idle)
{
Vector3 destinyheight = FollowTarget.position;
destinyheight.y = transform.position.y - destinyheight.y;
int getHealth = status.MaxHealth - status.Health;
Distance = (transform.position - GetDestination()).magnitude;
if (Distance < DetectRange && Mathf.Abs(destinyheight.y) <= 4 || getHealth > 0)
{
FollowState = ZombieAIState.Moving;
//TODO CALL WALK ANIMATION
}
}
//-----------------------------------
}
